O42.9
Non-billablePremature ROM, unsp time betw rupture and onset of labor
Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Child Codes (3)
Related Codes(2)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(4)
UMLS
- Prem ROM, 7th0 betw rupt & onst labr, unsp weeks of gestC2909023
- Premature ROM, unsp time betw rupture and onset of laborC2909023
- Premature rupture of membranes, unspecified as to length of time between rupture and onset of laborC2909023
- Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestationC2909023
Frequently Asked Questions
What is the ICD-10 code for premature rom, unsp time betw rupture and onset of labor?
The ICD-10-CM code for premature rom, unsp time betw rupture and onset of labor is O42.9. The full clinical description is "Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor". O42.9 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O42.9 mean?
ICD-10-CM code O42.9 represents “Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor”. It is classified under Chapter 15: Pregnancy, Childbirth and the Puerperium and is a non-billable header code. Use a more specific child code for billing purposes.
Is O42.9 a billable code?
No, O42.9 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under O42.9.
What chapter is O42.9 in?
O42.9 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O42.9?
O42.9 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
What are the subcategories under O42.9?
O42.9 has 3 child codes, including: O42.90 (Prem ROM, 7th0 betw rupt & onst labr, unsp weeks of gest), O42.91 (Preterm prem ROM, unsp time betw rupture and onset labor), O42.92 (Full-term prem ROM, unsp time betw rupture and onset labor).
Are additional codes required with O42.9?
Yes, when using O42.9, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known..
What are the UMLS CUIs for O42.9?
O42.9 is linked to 1 UMLS Concept Unique Identifier: C2909023. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O42.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like premature rom, unsp time betw rupture and onset of labor affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of O42.9?
O42.9 maps to the ICD-11 code: JA89.Z (Maternal care related to premature rupture of membranes, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.